php-doc-en/reference/info/functions/getrusage.xml
2003-12-15 16:55:22 +00:00

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XML

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.6 $ -->
<!-- splitted from ./en/functions/info.xml, last change in rev 1.2 -->
<refentry id="function.getrusage">
<refnamediv>
<refname>getrusage</refname>
<refpurpose>Gets the current resource usages</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>array</type><methodname>getrusage</methodname>
<methodparam choice="opt"><type>int</type><parameter>who</parameter></methodparam>
</methodsynopsis>
<para>
This is an interface to getrusage(2). It returns an associative
array containing the data returned from the system call. If who
is 1, getrusage will be called with RUSAGE_CHILDREN.
</para>
<para>
All entries are accessible by using their documented field names.
</para>
<para>
<example>
<title><function>getrusage</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$dat = getrusage();
echo $dat["ru_nswap"]; // number of swaps
echo $dat["ru_majflt"]; // number of page faults
echo $dat["ru_utime.tv_sec"]; // user time used (seconds)
echo $dat["ru_utime.tv_usec"]; // user time used (microseconds)
?>
]]>
</programlisting>
</example>
See your system's man page on getrusage(2) for more details.
</para>
&note.no-windows;
</refsect1>
</refentry>
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